body {
  background-image: url("paper_bg.png");
}

.button-group .button {
  border: 1px solid RoyalBlue;
  color: black;
  padding: 5px 32px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 16px;
  cursor: pointer;
  width: 40%;
}

.button-group .button:not(:last-child) {
  border-bottom: none; /* Will hopefully prevent double borders */
}

.button-group .button:hover {
  background-color: RoyalBlue;
  color: white;
}

table,
th,
td {
  border: 0px solid black;
}